TY - BOOK AU - Ong, Anita O. AU - Gabriel, Presentacion B., ED - ED - ED - ED - SN - 978-971-23-6045-9 (newsprint) SN - 2 PY - 2011///46 CY - Manila, Philippines PB - Rex Book Store KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Mathematics KW - Investment;Business mathematics KW - sears;sears0 N1 - Includes bibliographical references; 5 ER -